3.2 Pre-measurement Check
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3
Check the following before using the tester.
Inspection flow chart
3.2 Pre-measurement Check
This instrument has been calibrated to operate with the optional sensors
and should be used only with these sensors. Thus if multiple instruments
are used, make sure that each instrument is combined with the correct
sensor.
No
damage
Check whether the mag-
netic field sensor, the tes-
ter case, the 9759 Output
Cable and the USB cable
are damaged.
Do not use the tester if any of
the cables are damaged and
the cable metal core is visible.
Sufficient
battery
power
Check if the battery is
depleted after powering
up. A flashing ” mark
indicates that there is no
remaining battery life.
lights when battery power is low.
The tester is not able to make accu-
rate measurements when battery
power is low. Replace the battery.
See
2.1.2 "Inserting and
Replacing Batteries"
(P.32)
Start
measurements
Magnetic field sensor and tester case must be repaired. Contact your
dealer (agent) or local sales office.
Replace the 9759 Output Cable and USB cable with new cables.
1.
2.
Damaged
Insufficient
battery
power
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